	
	package servlet.course;
	
	import java.io.IOException;
	import javax.servlet.ServletException;
	import javax.servlet.http.HttpServlet;
	import javax.servlet.http.HttpServletRequest;
	import javax.servlet.http.HttpServletResponse;
	import service.CourseManager;
	
	public class DeleteCourse extends HttpServlet {
	
		/**
		 * 
		 */
		private static final long serialVersionUID = 1L;

		/**
		 * Constructor of the object.
		 */
		public DeleteCourse() {
			super();
		}
	
		/**
		 * The doGet method of the servlet. <br>
		 *
		 * This method is called when a form has its tag value method equals to get.
		 * 
		 * @param request the request send by the client to the server
		 * @param response the response send by the server to the client
		 * @throws ServletException if an error occurred
		 * @throws IOException if an error occurred
		 */
		public void doGet(HttpServletRequest request, HttpServletResponse response)
				throws ServletException, IOException {
					int id=Integer.parseInt(request.getParameter("id"));
					int rs=0;
					try {
						rs=CourseManager.getInstance().deletecourseinfo(id);
						if(rs!=0){
							request.getRequestDispatcher("/servlet/AllCourseInfo").forward(request, response);
						}
					} catch (Exception e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
						request.getRequestDispatcher("/error.jsp").forward(request, response);
					}
			
		}
	
		/**
		 * The doPost method of the servlet. <br>
		 *
		 * This method is called when a form has its tag value method equals to post.
		 * 
		 * @param request the request send by the client to the server
		 * @param response the response send by the server to the client
		 * @throws ServletException if an error occurred
		 * @throws IOException if an error occurred
		 */
		public void doPost(HttpServletRequest request, HttpServletResponse response)
				throws ServletException, IOException {
				doGet(request,response);
			
		}
	
	}
